Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A black or blackish-red to brick-red mineral, essentially Fe2O3, the chief ore of iron.

from The Century Dictionary.

  • noun An intaglio cut in hematite.
  • noun Native anhydrous iron sesquioxid, or redoxid of iron, Fe2O3.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Min.) An important ore of iron, the sesquioxide, so called because of the red color of the powder. It occurs in splendent rhombohedral crystals, and in massive and earthy forms; -- the last called red ocher. Called also specular iron, oligist iron, rhombohedral iron ore, and bloodstone. See Brown hematite, under brown.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun An iron ore, mainly peroxide of iron, Fe2O3.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English emathite, ematites, from Latin haematītēs, from Greek (lithos) haimatītēs, bloodlike (stone), from haima, haimat-, blood.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Middle French hematite, from Latin (lapis) haematites, from Ancient Greek αἱματίτης λίθος (haimatitēs lithos, "blood-red stone"), from αἷμα (haima, "blood").

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